#include <stdio.h>
#include <math.h>
int main()
{
    int a, b, c;
    while( scanf("%d %d %d", &a, &b, &c) != EOF ){
        int temp = b*b - 4*a*c;
        if(temp < 0)
            printf("No real root\n");
        else{
            float sqrtTemp = sqrt(temp);
            float x1 = (b - sqrtTemp)/(-2 * a);
            float x2 = (b + sqrtTemp)/(-2 * a);
            if( temp == 0)
                printf("One repeated root: x=%.2f\n", x1);
            else
                printf("Two real roots: x1=%.2f, x2=%.2f\n", x1, x2);

        }
    }
    return 0;
}